Math Chapter Wise question with answer

Q01 Let g be any positively oriented circle whose centre is at the origin. Then the value of the integral ∫ 2 γ cosz dz... English · Bihar (TRE 1.0) -2023 Q02 The residue at z = ∞ for the function f(z) = z3 cos 1 z is: English · NVS PGT 2022 Q03 Let f(z) = () cos z 1, z 1 − then, English · DSSSB PGT 2021 Q04 Residue of complex valued function 1 zcos at z 0 is: z English · OPSC PGT 2017 Q05 The value of the integral ∫ 3 z =1 1 1 z cos dz 2πi z is equal to English · UPPSC Polytechnic Lecturer 2021 (I) Q06 The residue of the function f(z)= sinz zcosz at the pole z= π 2 is - English · UPPSC Polytechnic Lecturer 2021 (I)